arch/arm/mach-omap2/io.c

   1 /*
   2  * linux/arch/arm/mach-omap2/io.c
   3  *
   4  * OMAP2 I/O mapping code
   5  *
   6  * Copyright (C) 2005 Nokia Corporation
   7  * Copyright (C) 2007-2009 Texas Instruments
   8  *
   9  * Author:
  10  *      Juha Yrjola <juha.yrjola@nokia.com>
  11  *      Syed Khasim <x0khasim@ti.com>
  12  *
  13  * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
  14  *
  15  * This program is free software; you can redistribute it and/or modify
  16  * it under the terms of the GNU General Public License version 2 as
  17  * published by the Free Software Foundation.
  18  */
  19 #include <linux/module.h>
  20 #include <linux/kernel.h>
  21 #include <linux/init.h>
  22 #include <linux/io.h>
  23 #include <linux/clk.h>
  24
  25 #include <asm/tlb.h>
  26 #include <asm/mach/map.h>
  27
  28 #include <linux/omap-dma.h>
  29
  30 #include "omap_hwmod.h"
  31 #include "soc.h"
  32 #include "iomap.h"
  33 #include "voltage.h"
  34 #include "powerdomain.h"
  35 #include "clockdomain.h"
  36 #include "common.h"
  37 #include "clock.h"
  38 #include "clock2xxx.h"
  39 #include "clock3xxx.h"
  40 #include "omap-pm.h"
  41 #include "sdrc.h"
  42 #include "control.h"
  43 #include "serial.h"
  44 #include "sram.h"
  45 #include "cm2xxx.h"
  46 #include "cm3xxx.h"
  47 #include "cm33xx.h"
  48 #include "cm44xx.h"
  49 #include "prm.h"
  50 #include "cm.h"
  51 #include "prcm_mpu44xx.h"
  52 #include "prminst44xx.h"
  53 #include "prm2xxx.h"
  54 #include "prm3xxx.h"
  55 #include "prm33xx.h"
  56 #include "prm44xx.h"
  57 #include "opp2xxx.h"
  58
  59 /*
  60  * omap_clk_soc_init: points to a function that does the SoC-specific
  61  * clock initializations
  62  */
  63 static int (*omap_clk_soc_init)(void);
  64
  65 /*
  66  * The machine specific code may provide the extra mapping besides the
  67  * default mapping provided here.
  68  */
  69
  70 #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430)
  71 static struct map_desc omap24xx_io_desc[] __initdata = {
  72         {
  73                 .virtual        = L3_24XX_VIRT,
  74                 .pfn            = __phys_to_pfn(L3_24XX_PHYS),
  75                 .length         = L3_24XX_SIZE,
  76                 .type           = MT_DEVICE
  77         },
  78         {
  79                 .virtual        = L4_24XX_VIRT,
  80                 .pfn            = __phys_to_pfn(L4_24XX_PHYS),
  81                 .length         = L4_24XX_SIZE,
  82                 .type           = MT_DEVICE
  83         },
  84 };
  85
  86 #ifdef CONFIG_SOC_OMAP2420
  87 static struct map_desc omap242x_io_desc[] __initdata = {
  88         {
  89                 .virtual        = DSP_MEM_2420_VIRT,
  90                 .pfn            = __phys_to_pfn(DSP_MEM_2420_PHYS),
  91                 .length         = DSP_MEM_2420_SIZE,
  92                 .type           = MT_DEVICE
  93         },
  94         {
  95                 .virtual        = DSP_IPI_2420_VIRT,
  96                 .pfn            = __phys_to_pfn(DSP_IPI_2420_PHYS),
  97                 .length         = DSP_IPI_2420_SIZE,
  98                 .type           = MT_DEVICE
  99         },
 100         {
 101                 .virtual        = DSP_MMU_2420_VIRT,
 102                 .pfn            = __phys_to_pfn(DSP_MMU_2420_PHYS),
 103                 .length         = DSP_MMU_2420_SIZE,
 104                 .type           = MT_DEVICE
 105         },
 106 };
 107
 108 #endif
 109
 110 #ifdef CONFIG_SOC_OMAP2430
 111 static struct map_desc omap243x_io_desc[] __initdata = {
 112         {
 113                 .virtual        = L4_WK_243X_VIRT,
 114                 .pfn            = __phys_to_pfn(L4_WK_243X_PHYS),
 115                 .length         = L4_WK_243X_SIZE,
 116                 .type           = MT_DEVICE
 117         },
 118         {
 119                 .virtual        = OMAP243X_GPMC_VIRT,
 120                 .pfn            = __phys_to_pfn(OMAP243X_GPMC_PHYS),
 121                 .length         = OMAP243X_GPMC_SIZE,
 122                 .type           = MT_DEVICE
 123         },
 124         {
 125                 .virtual        = OMAP243X_SDRC_VIRT,
 126                 .pfn            = __phys_to_pfn(OMAP243X_SDRC_PHYS),
 127                 .length         = OMAP243X_SDRC_SIZE,
 128                 .type           = MT_DEVICE
 129         },
 130         {
 131                 .virtual        = OMAP243X_SMS_VIRT,
 132                 .pfn            = __phys_to_pfn(OMAP243X_SMS_PHYS),
 133                 .length         = OMAP243X_SMS_SIZE,
 134                 .type           = MT_DEVICE
 135         },
 136 };
 137 #endif
 138 #endif
 139
 140 #ifdef  CONFIG_ARCH_OMAP3
 141 static struct map_desc omap34xx_io_desc[] __initdata = {
 142         {
 143                 .virtual        = L3_34XX_VIRT,
 144                 .pfn            = __phys_to_pfn(L3_34XX_PHYS),
 145                 .length         = L3_34XX_SIZE,
 146                 .type           = MT_DEVICE
 147         },
 148         {
 149                 .virtual        = L4_34XX_VIRT,
 150                 .pfn            = __phys_to_pfn(L4_34XX_PHYS),
 151                 .length         = L4_34XX_SIZE,
 152                 .type           = MT_DEVICE
 153         },
 154         {
 155                 .virtual        = OMAP34XX_GPMC_VIRT,
 156                 .pfn            = __phys_to_pfn(OMAP34XX_GPMC_PHYS),
 157                 .length         = OMAP34XX_GPMC_SIZE,
 158                 .type           = MT_DEVICE
 159         },
 160         {
 161                 .virtual        = OMAP343X_SMS_VIRT,
 162                 .pfn            = __phys_to_pfn(OMAP343X_SMS_PHYS),
 163                 .length         = OMAP343X_SMS_SIZE,
 164                 .type           = MT_DEVICE
 165         },
 166         {
 167                 .virtual        = OMAP343X_SDRC_VIRT,
 168                 .pfn            = __phys_to_pfn(OMAP343X_SDRC_PHYS),
 169                 .length         = OMAP343X_SDRC_SIZE,
 170                 .type           = MT_DEVICE
 171         },
 172         {
 173                 .virtual        = L4_PER_34XX_VIRT,
 174                 .pfn            = __phys_to_pfn(L4_PER_34XX_PHYS),
 175                 .length         = L4_PER_34XX_SIZE,
 176                 .type           = MT_DEVICE
 177         },
 178         {
 179                 .virtual        = L4_EMU_34XX_VIRT,
 180                 .pfn            = __phys_to_pfn(L4_EMU_34XX_PHYS),
 181                 .length         = L4_EMU_34XX_SIZE,
 182                 .type           = MT_DEVICE
 183         },
 184 };
 185 #endif
 186
 187 #ifdef CONFIG_SOC_TI81XX
 188 static struct map_desc omapti81xx_io_desc[] __initdata = {
 189         {
 190                 .virtual        = L4_34XX_VIRT,
 191                 .pfn            = __phys_to_pfn(L4_34XX_PHYS),
 192                 .length         = L4_34XX_SIZE,
 193                 .type           = MT_DEVICE
 194         }
 195 };
 196 #endif
 197
 198 #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
 199 static struct map_desc omapam33xx_io_desc[] __initdata = {
 200         {
 201                 .virtual        = L4_34XX_VIRT,
 202                 .pfn            = __phys_to_pfn(L4_34XX_PHYS),
 203                 .length         = L4_34XX_SIZE,
 204                 .type           = MT_DEVICE
 205         },
 206         {
 207                 .virtual        = L4_WK_AM33XX_VIRT,
 208                 .pfn            = __phys_to_pfn(L4_WK_AM33XX_PHYS),
 209                 .length         = L4_WK_AM33XX_SIZE,
 210                 .type           = MT_DEVICE
 211         }
 212 };
 213 #endif
 214
 215 #ifdef  CONFIG_ARCH_OMAP4
 216 static struct map_desc omap44xx_io_desc[] __initdata = {
 217         {
 218                 .virtual        = L3_44XX_VIRT,
 219                 .pfn            = __phys_to_pfn(L3_44XX_PHYS),
 220                 .length         = L3_44XX_SIZE,
 221                 .type           = MT_DEVICE,
 222         },
 223         {
 224                 .virtual        = L4_44XX_VIRT,
 225                 .pfn            = __phys_to_pfn(L4_44XX_PHYS),
 226                 .length         = L4_44XX_SIZE,
 227                 .type           = MT_DEVICE,
 228         },
 229         {
 230                 .virtual        = L4_PER_44XX_VIRT,
 231                 .pfn            = __phys_to_pfn(L4_PER_44XX_PHYS),
 232                 .length         = L4_PER_44XX_SIZE,
 233                 .type           = MT_DEVICE,
 234         },
 235 };
 236 #endif
 237
 238 #ifdef CONFIG_SOC_OMAP5
 239 static struct map_desc omap54xx_io_desc[] __initdata = {
 240         {
 241                 .virtual        = L3_54XX_VIRT,
 242                 .pfn            = __phys_to_pfn(L3_54XX_PHYS),
 243                 .length         = L3_54XX_SIZE,
 244                 .type           = MT_DEVICE,
 245         },
 246         {
 247                 .virtual        = L4_54XX_VIRT,
 248                 .pfn            = __phys_to_pfn(L4_54XX_PHYS),
 249                 .length         = L4_54XX_SIZE,
 250                 .type           = MT_DEVICE,
 251         },
 252         {
 253                 .virtual        = L4_WK_54XX_VIRT,
 254                 .pfn            = __phys_to_pfn(L4_WK_54XX_PHYS),
 255                 .length         = L4_WK_54XX_SIZE,
 256                 .type           = MT_DEVICE,
 257         },
 258         {
 259                 .virtual        = L4_PER_54XX_VIRT,
 260                 .pfn            = __phys_to_pfn(L4_PER_54XX_PHYS),
 261                 .length         = L4_PER_54XX_SIZE,
 262                 .type           = MT_DEVICE,
 263         },
 264 };
 265 #endif
 266
 267 #ifdef CONFIG_SOC_DRA7XX
 268 static struct map_desc dra7xx_io_desc[] __initdata = {
 269         {
 270                 .virtual        = L4_CFG_MPU_DRA7XX_VIRT,
 271                 .pfn            = __phys_to_pfn(L4_CFG_MPU_DRA7XX_PHYS),
 272                 .length         = L4_CFG_MPU_DRA7XX_SIZE,
 273                 .type           = MT_DEVICE,
 274         },
 275         {
 276                 .virtual        = L3_MAIN_SN_DRA7XX_VIRT,
 277                 .pfn            = __phys_to_pfn(L3_MAIN_SN_DRA7XX_PHYS),
 278                 .length         = L3_MAIN_SN_DRA7XX_SIZE,
 279                 .type           = MT_DEVICE,
 280         },
 281         {
 282                 .virtual        = L4_PER1_DRA7XX_VIRT,
 283                 .pfn            = __phys_to_pfn(L4_PER1_DRA7XX_PHYS),
 284                 .length         = L4_PER1_DRA7XX_SIZE,
 285                 .type           = MT_DEVICE,
 286         },
 287         {
 288                 .virtual        = L4_PER2_DRA7XX_VIRT,
 289                 .pfn            = __phys_to_pfn(L4_PER2_DRA7XX_PHYS),
 290                 .length         = L4_PER2_DRA7XX_SIZE,
 291                 .type           = MT_DEVICE,
 292         },
 293         {
 294                 .virtual        = L4_PER3_DRA7XX_VIRT,
 295                 .pfn            = __phys_to_pfn(L4_PER3_DRA7XX_PHYS),
 296                 .length         = L4_PER3_DRA7XX_SIZE,
 297                 .type           = MT_DEVICE,
 298         },
 299         {
 300                 .virtual        = L4_CFG_DRA7XX_VIRT,
 301                 .pfn            = __phys_to_pfn(L4_CFG_DRA7XX_PHYS),
 302                 .length         = L4_CFG_DRA7XX_SIZE,
 303                 .type           = MT_DEVICE,
 304         },
 305         {
 306                 .virtual        = L4_WKUP_DRA7XX_VIRT,
 307                 .pfn            = __phys_to_pfn(L4_WKUP_DRA7XX_PHYS),
 308                 .length         = L4_WKUP_DRA7XX_SIZE,
 309                 .type           = MT_DEVICE,
 310         },
 311 };
 312 #endif
 313
 314 #ifdef CONFIG_SOC_OMAP2420
 315 void __init omap242x_map_io(void)
 316 {
 317         iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
 318         iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc));
 319 }
 320 #endif
 321
 322 #ifdef CONFIG_SOC_OMAP2430
 323 void __init omap243x_map_io(void)
 324 {
 325         iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc));
 326         iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc));
 327 }
 328 #endif
 329
 330 #ifdef CONFIG_ARCH_OMAP3
 331 void __init omap3_map_io(void)
 332 {
 333         iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc));
 334 }
 335 #endif
 336
 337 #ifdef CONFIG_SOC_TI81XX
 338 void __init ti81xx_map_io(void)
 339 {
 340         iotable_init(omapti81xx_io_desc, ARRAY_SIZE(omapti81xx_io_desc));
 341 }
 342 #endif
 343
 344 #if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX)
 345 void __init am33xx_map_io(void)
 346 {
 347         iotable_init(omapam33xx_io_desc, ARRAY_SIZE(omapam33xx_io_desc));
 348 }
 349 #endif
 350
 351 #ifdef CONFIG_ARCH_OMAP4
 352 void __init omap4_map_io(void)
 353 {
 354         iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc));
 355         omap_barriers_init();
 356 }
 357 #endif
 358
 359 #ifdef CONFIG_SOC_OMAP5
 360 void __init omap5_map_io(void)
 361 {
 362         iotable_init(omap54xx_io_desc, ARRAY_SIZE(omap54xx_io_desc));
 363         omap_barriers_init();
 364 }
 365 #endif
 366
 367 #ifdef CONFIG_SOC_DRA7XX
 368 void __init dra7xx_map_io(void)
 369 {
 370         iotable_init(dra7xx_io_desc, ARRAY_SIZE(dra7xx_io_desc));
 371 }
 372 #endif
 373 /*
 374  * omap2_init_reprogram_sdrc - reprogram SDRC timing parameters
 375  *
 376  * Sets the CORE DPLL3 M2 divider to the same value that it's at
 377  * currently.  This has the effect of setting the SDRC SDRAM AC timing
 378  * registers to the values currently defined by the kernel.  Currently
 379  * only defined for OMAP3; will return 0 if called on OMAP2.  Returns
 380  * -EINVAL if the dpll3_m2_ck cannot be found, 0 if called on OMAP2,
 381  * or passes along the return value of clk_set_rate().
 382  */
 383 static int __init _omap2_init_reprogram_sdrc(void)
 384 {
 385         struct clk *dpll3_m2_ck;
 386         int v = -EINVAL;
 387         long rate;
 388
 389         if (!cpu_is_omap34xx())
 390                 return 0;
 391
 392         dpll3_m2_ck = clk_get(NULL, "dpll3_m2_ck");
 393         if (IS_ERR(dpll3_m2_ck))
 394                 return -EINVAL;
 395
 396         rate = clk_get_rate(dpll3_m2_ck);
 397         pr_info("Reprogramming SDRC clock to %ld Hz\n", rate);
 398         v = clk_set_rate(dpll3_m2_ck, rate);
 399         if (v)
 400                 pr_err("dpll3_m2_clk rate change failed: %d\n", v);
 401
 402         clk_put(dpll3_m2_ck);
 403
 404         return v;
 405 }
 406
 407 static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data)
 408 {
 409         return omap_hwmod_set_postsetup_state(oh, *(u8 *)data);
 410 }
 411
 412 static void __init omap_hwmod_init_postsetup(void)
 413 {
 414         u8 postsetup_state;
 415
 416         /* Set the default postsetup state for all hwmods */
 417 #ifdef CONFIG_PM
 418         postsetup_state = _HWMOD_STATE_IDLE;
 419 #else
 420         postsetup_state = _HWMOD_STATE_ENABLED;
 421 #endif
 422         omap_hwmod_for_each(_set_hwmod_postsetup_state, &postsetup_state);
 423
 424         omap_pm_if_early_init();
 425 }
 426
 427 static void __init __maybe_unused omap_common_late_init(void)
 428 {
 429         omap_mux_late_init();
 430         omap2_common_pm_late_init();
 431         omap_soc_device_init();
 432 }
 433
 434 #ifdef CONFIG_SOC_OMAP2420
 435 void __init omap2420_init_early(void)
 436 {
 437         omap2_set_globals_tap(OMAP242X_CLASS, OMAP2_L4_IO_ADDRESS(0x48014000));
 438         omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE),
 439                                OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE));
 440         omap2_control_base_init();
 441         omap2xxx_check_revision();
 442         omap2_prcm_base_init();
 443         omap2xxx_voltagedomains_init();
 444         omap242x_powerdomains_init();
 445         omap242x_clockdomains_init();
 446         omap2420_hwmod_init();
 447         omap_hwmod_init_postsetup();
 448         omap_clk_soc_init = omap2420_dt_clk_init;
 449         rate_table = omap2420_rate_table;
 450 }
 451
 452 void __init omap2420_init_late(void)
 453 {
 454         omap_common_late_init();
 455         omap2_pm_init();
 456         omap2_clk_enable_autoidle_all();
 457 }
 458 #endif
 459
 460 #ifdef CONFIG_SOC_OMAP2430
 461 void __init omap2430_init_early(void)
 462 {
 463         omap2_set_globals_tap(OMAP243X_CLASS, OMAP2_L4_IO_ADDRESS(0x4900a000));
 464         omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE),
 465                                OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE));
 466         omap2_control_base_init();
 467         omap2xxx_check_revision();
 468         omap2_prcm_base_init();
 469         omap2xxx_voltagedomains_init();
 470         omap243x_powerdomains_init();
 471         omap243x_clockdomains_init();
 472         omap2430_hwmod_init();
 473         omap_hwmod_init_postsetup();
 474         omap_clk_soc_init = omap2430_dt_clk_init;
 475         rate_table = omap2430_rate_table;
 476 }
 477
 478 void __init omap2430_init_late(void)
 479 {
 480         omap_common_late_init();
 481         omap2_pm_init();
 482         omap2_clk_enable_autoidle_all();
 483 }
 484 #endif
 485
 486 /*
 487  * Currently only board-omap3beagle.c should call this because of the
 488  * same machine_id for 34xx and 36xx beagle.. Will get fixed with DT.
 489  */
 490 #ifdef CONFIG_ARCH_OMAP3
 491 void __init omap3_init_early(void)
 492 {
 493         omap2_set_globals_tap(OMAP343X_CLASS, OMAP2_L4_IO_ADDRESS(0x4830A000));
 494         omap2_set_globals_sdrc(OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE),
 495                                OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE));
 496         /* XXX: remove these once OMAP3 is DT only */
 497         if (!of_have_populated_dt()) {
 498                 omap2_set_globals_control(
 499                         OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE));
 500                 omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE));
 501                 omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE),
 502                                      NULL);
 503         }
 504         omap2_control_base_init();
 505         omap3xxx_check_revision();
 506         omap3xxx_check_features();
 507         omap2_prcm_base_init();
 508         /* XXX: remove these once OMAP3 is DT only */
 509         if (!of_have_populated_dt()) {
 510                 omap3xxx_prm_init(NULL);
 511                 omap3xxx_cm_init(NULL);
 512         }
 513         omap3xxx_voltagedomains_init();
 514         omap3xxx_powerdomains_init();
 515         omap3xxx_clockdomains_init();
 516         omap3xxx_hwmod_init();
 517         omap_hwmod_init_postsetup();
 518         if (!of_have_populated_dt()) {
 519                 omap3_control_legacy_iomap_init();
 520                 if (soc_is_am35xx())
 521                         omap_clk_soc_init = am35xx_clk_legacy_init;
 522                 else if (cpu_is_omap3630())
 523                         omap_clk_soc_init = omap36xx_clk_legacy_init;
 524                 else if (omap_rev() == OMAP3430_REV_ES1_0)
 525                         omap_clk_soc_init = omap3430es1_clk_legacy_init;
 526                 else
 527                         omap_clk_soc_init = omap3430_clk_legacy_init;
 528         }
 529 }
 530
 531 void __init omap3430_init_early(void)
 532 {
 533         omap3_init_early();
 534         if (of_have_populated_dt())
 535                 omap_clk_soc_init = omap3430_dt_clk_init;
 536 }
 537
 538 void __init omap35xx_init_early(void)
 539 {
 540         omap3_init_early();
 541         if (of_have_populated_dt())
 542                 omap_clk_soc_init = omap3430_dt_clk_init;
 543 }
 544
 545 void __init omap3630_init_early(void)
 546 {
 547         omap3_init_early();
 548         if (of_have_populated_dt())
 549                 omap_clk_soc_init = omap3630_dt_clk_init;
 550 }
 551
 552 void __init am35xx_init_early(void)
 553 {
 554         omap3_init_early();
 555         if (of_have_populated_dt())
 556                 omap_clk_soc_init = am35xx_dt_clk_init;
 557 }
 558
 559 void __init omap3_init_late(void)
 560 {
 561         omap_common_late_init();
 562         omap3_pm_init();
 563         omap2_clk_enable_autoidle_all();
 564 }
 565
 566 void __init omap3430_init_late(void)
 567 {
 568         omap_common_late_init();
 569         omap3_pm_init();
 570         omap2_clk_enable_autoidle_all();
 571 }
 572
 573 void __init omap35xx_init_late(void)
 574 {
 575         omap_common_late_init();
 576         omap3_pm_init();
 577         omap2_clk_enable_autoidle_all();
 578 }
 579
 580 void __init omap3630_init_late(void)
 581 {
 582         omap_common_late_init();
 583         omap3_pm_init();
 584         omap2_clk_enable_autoidle_all();
 585 }
 586
 587 void __init am35xx_init_late(void)
 588 {
 589         omap_common_late_init();
 590         omap3_pm_init();
 591         omap2_clk_enable_autoidle_all();
 592 }
 593
 594 void __init ti81xx_init_late(void)
 595 {
 596         omap_common_late_init();
 597         omap2_clk_enable_autoidle_all();
 598 }
 599 #endif
 600
 601 #ifdef CONFIG_SOC_TI81XX
 602 void __init ti814x_init_early(void)
 603 {
 604         omap2_set_globals_tap(TI814X_CLASS,
 605                               OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE));
 606         omap2_control_base_init();
 607         omap3xxx_check_revision();
 608         ti81xx_check_features();
 609         omap2_prcm_base_init();
 610         omap3xxx_voltagedomains_init();
 611         omap3xxx_powerdomains_init();
 612         ti814x_clockdomains_init();
 613         dm814x_hwmod_init();
 614         omap_hwmod_init_postsetup();
 615         omap_clk_soc_init = dm814x_dt_clk_init;
 616 }
 617
 618 void __init ti816x_init_early(void)
 619 {
 620         omap2_set_globals_tap(TI816X_CLASS,
 621                               OMAP2_L4_IO_ADDRESS(TI81XX_TAP_BASE));
 622         omap2_control_base_init();
 623         omap3xxx_check_revision();
 624         ti81xx_check_features();
 625         omap2_prcm_base_init();
 626         omap3xxx_voltagedomains_init();
 627         omap3xxx_powerdomains_init();
 628         ti816x_clockdomains_init();
 629         dm816x_hwmod_init();
 630         omap_hwmod_init_postsetup();
 631         if (of_have_populated_dt())
 632                 omap_clk_soc_init = dm816x_dt_clk_init;
 633 }
 634 #endif
 635
 636 #ifdef CONFIG_SOC_AM33XX
 637 void __init am33xx_init_early(void)
 638 {
 639         omap2_set_globals_tap(AM335X_CLASS,
 640                               AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE));
 641         omap2_control_base_init();
 642         omap3xxx_check_revision();
 643         am33xx_check_features();
 644         omap2_prcm_base_init();
 645         am33xx_powerdomains_init();
 646         am33xx_clockdomains_init();
 647         am33xx_hwmod_init();
 648         omap_hwmod_init_postsetup();
 649         omap_clk_soc_init = am33xx_dt_clk_init;
 650 }
 651
 652 void __init am33xx_init_late(void)
 653 {
 654         omap_common_late_init();
 655 }
 656 #endif
 657
 658 #ifdef CONFIG_SOC_AM43XX
 659 void __init am43xx_init_early(void)
 660 {
 661         omap2_set_globals_tap(AM335X_CLASS,
 662                               AM33XX_L4_WK_IO_ADDRESS(AM33XX_TAP_BASE));
 663         omap2_control_base_init();
 664         omap3xxx_check_revision();
 665         am33xx_check_features();
 666         omap2_prcm_base_init();
 667         am43xx_powerdomains_init();
 668         am43xx_clockdomains_init();
 669         am43xx_hwmod_init();
 670         omap_hwmod_init_postsetup();
 671         omap_l2_cache_init();
 672         omap_clk_soc_init = am43xx_dt_clk_init;
 673 }
 674
 675 void __init am43xx_init_late(void)
 676 {
 677         omap_common_late_init();
 678         omap2_clk_enable_autoidle_all();
 679 }
 680 #endif
 681
 682 #ifdef CONFIG_ARCH_OMAP4
 683 void __init omap4430_init_early(void)
 684 {
 685         omap2_set_globals_tap(OMAP443X_CLASS,
 686                               OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE));
 687         omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE));
 688         omap2_control_base_init();
 689         omap4xxx_check_revision();
 690         omap4xxx_check_features();
 691         omap2_prcm_base_init();
 692         omap4_pm_init_early();
 693         omap44xx_voltagedomains_init();
 694         omap44xx_powerdomains_init();
 695         omap44xx_clockdomains_init();
 696         omap44xx_hwmod_init();
 697         omap_hwmod_init_postsetup();
 698         omap_l2_cache_init();
 699         omap_clk_soc_init = omap4xxx_dt_clk_init;
 700 }
 701
 702 void __init omap4430_init_late(void)
 703 {
 704         omap_common_late_init();
 705         omap4_pm_init();
 706         omap2_clk_enable_autoidle_all();
 707 }
 708 #endif
 709
 710 #ifdef CONFIG_SOC_OMAP5
 711 void __init omap5_init_early(void)
 712 {
 713         omap2_set_globals_tap(OMAP54XX_CLASS,
 714                               OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
 715         omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
 716         omap2_control_base_init();
 717         omap4_pm_init_early();
 718         omap2_prcm_base_init();
 719         omap5xxx_check_revision();
 720         omap54xx_voltagedomains_init();
 721         omap54xx_powerdomains_init();
 722         omap54xx_clockdomains_init();
 723         omap54xx_hwmod_init();
 724         omap_hwmod_init_postsetup();
 725         omap_clk_soc_init = omap5xxx_dt_clk_init;
 726 }
 727
 728 void __init omap5_init_late(void)
 729 {
 730         omap_common_late_init();
 731         omap4_pm_init();
 732         omap2_clk_enable_autoidle_all();
 733 }
 734 #endif
 735
 736 #ifdef CONFIG_SOC_DRA7XX
 737 void __init dra7xx_init_early(void)
 738 {
 739         omap2_set_globals_tap(-1, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE));
 740         omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
 741         omap2_control_base_init();
 742         omap4_pm_init_early();
 743         omap2_prcm_base_init();
 744         dra7xxx_check_revision();
 745         dra7xx_powerdomains_init();
 746         dra7xx_clockdomains_init();
 747         dra7xx_hwmod_init();
 748         omap_hwmod_init_postsetup();
 749         omap_clk_soc_init = dra7xx_dt_clk_init;
 750 }
 751
 752 void __init dra7xx_init_late(void)
 753 {
 754         omap_common_late_init();
 755         omap4_pm_init();
 756         omap2_clk_enable_autoidle_all();
 757 }
 758 #endif
 759
 760
 761 void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
 762                                       struct omap_sdrc_params *sdrc_cs1)
 763 {
 764         omap_sram_init();
 765
 766         if (cpu_is_omap24xx() || omap3_has_sdrc()) {
 767                 omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
 768                 _omap2_init_reprogram_sdrc();
 769         }
 770 }
 771
 772 int __init omap_clk_init(void)
 773 {
 774         int ret = 0;
 775
 776         if (!omap_clk_soc_init)
 777                 return 0;
 778
 779         ti_clk_init_features();
 780
 781         omap2_clk_setup_ll_ops();
 782
 783         if (of_have_populated_dt()) {
 784                 ret = omap_control_init();
 785                 if (ret)
 786                         return ret;
 787
 788                 ret = omap_prcm_init();
 789                 if (ret)
 790                         return ret;
 791
 792                 of_clk_init(NULL);
 793
 794                 ti_dt_clk_init_retry_clks();
 795
 796                 ti_dt_clockdomains_setup();
 797         }
 798
 799         ret = omap_clk_soc_init();
 800
 801         return ret;
 802 }